What are the keywords in the following sentence? a fan plays trumpet before the football match vs. country at stadium .
country, fan, match, stadium

What are the keywords in the following sentence? the car on sale is automobile model
car, model, sale

What are the keywords in the following sentence? People pull a big blue car out of the lake.
car, lake, pull

What are the keywords in the following sentence? concept i will use a number line to interpret absolute values of positive and negative numbers .

concept, line, number, value